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1. AN POWET OM Renewable Energy Solutions AURORA PHOTOVOLTAIC INVERTER INSTALLATION AND CONFIGURATION MANUAL A SAVE THIS DOCUMENT IN A SAFE PLACE A IMPORTANT SAFETY INSTRUCTIONS This manual contains important safety instruction that must be followed during the installation and start up of the device It s recommended to give special attention to the installation instructions in order to reduce the risks of electric shock and prevent damage to the device This document contains proprietary information of Power One Inc The contents of this document or any part thereof should not be reproduced or disclosed to any third party whitout Power One s express written consent Any changes modification not approved by the responsible party could void the user authority to operate the equipment BCM 00101 4 REV 3 3 22 04 2013 AN Power one S Renewable Energy Solutions INSTALLATION AND CONFIGURATION MANUAL AURORA Photovoltaic Inverters FOR AURORA PHOTOVOLTAIC INVERTERS This document describes the installation and configuration procedure for Power One Aurora Photovoltaic Inverters The models this document refers to are shown in the table below SINGLE PHASE PVI 3 0 TL OUTD PVI 3 0 TL OUTD S PVI 3 6 TL OUTD PVI 3 6 TL OUTD S PVI 4 2 TL OUTD PVI 4 2 TL OUTD S PVI 5000 TL OUTD PVI 5000 TL OUTD S PVI 6000 TL OUTD PVI 6000 TL OUTD S THREE PHASE PVI 8 0 TL OUTD PVI 8 0 TL OU
2. There can be live parts uninsulated parts and hot surfaces while the inverter is working Unauthorized removal of the required protections improper use faulty installation or inappropriate operation and tampering with the unit e g adding extra holes give rise to the risk of serious damage to persons and things and lead to the immediate loss of the warranty The system must be connected to the mains distribution system only after the Body appointed to distribute electricity has given its approval as required by the national regulations in force Check the national regulations and local standards so that the electric installation diagram complies with them Always respect the nominal voltage and current data when planning the system see the technical data table in Appendix E AN Power one NS Renewable Energy Solutions 3 EN bh INSTALLATION AND CONFIGURATION MANUAL 7AN FOR AURORA PHOTOVOLTAIC INVERTERS 1 1 Certification label and symbols used Shall a verification of the specifications or of the main features of the purchased model be needed it is possible to check the certification label as the one shown in the example below on the right side of the inverter power one CC AURORA W i PHOTOVOLTAIC INVERTER PVI 10 0 TL OUTD S Voc max 900 V Vac nom 400 V 30 3W N PE Voc wes 200 850 V fom 50 Hz Voc MPP Full Power 300 750 V Pac nom cosp 1 10000 W 55 C amb Ipc max 2X17A Pac nom cosp 0 9 1000
3. Warning Any damage to an inverter caused by wrong grid cable connections on the AC terminal block is not covered by the warranty In the PVI 3 0 3 6 4 2 8 0 10 0 12 5 TL OUTD models there is a metal turret det I which by means of the special bracket and perforated screw det L allows the contacts to be closed with the related lead sealing Tighten the cable gland making sure that it grips the surface of the cable so that the seal is ensured and hence the level of environmental protection AN Power one NS Renewable Energy Solutions 13 EN QD INSTALLATION AND CONFIGURATION MANUAL C FOR AURORA PHOTOVOLTAIC INVERTERS 5 3 DCside connections Check the polarity of each couple of cables that must be connected to the inverter input mark the cable corresponding to the positive pole so as to be able to distinguish it from the one corresponding to the negative pole In the case of several strings observe the correspondence between the negative and positive of each string Check the open circuit voltage of each pair of cables which must be connected in input to the inverter the value must in no case exceed the maximum input voltage of the inverter Warning Voltage values which exceed the permitted levels may irreparably damage the unit Any consequential damage to the inverter is not covered by the warranty Warning The maximum allowed current for each input connector is 20 A for models equipped with input
4. Portugal RD 1699 Romania English Dutch English English English Czech German Spanish English Taiwan English Italian Turkey HV Turkey LV UKG59 2 UKG83 1 P UK 141 VDE 0126 VDE 4105 English Italian English English English Spanish English French English French English English German English English English Note The list of the grid standards available in the inverter might comprise other entries not shown in the table Please contact Power One for further information AN Powcer one AS Renewable Energy Solutions 24 EN AURORA Photovoltaic Inverters To set the Nation perform the following NATION SELECTION PROCEDURE SINGLE PHASE INVERTER PVI 3 0 3 6 4 2 5000 6000 TL OUTD When the inverter starts up for the first time the list of selectable Nations is shown on the display Select the Nation corresponding to your country then press ENTER you will be then requested to confirm your choice by holding down the ENTER button for 5 seconds Warning After the grid standard was set you have 24 hours to make any changes to the grid standard value 24 hours later the Nation Select functionality will be blocked and any subsequent changes can only be made using a password provided on request by Power One Note In the event that an error is made in the selection of the Nation value it is possible during the first 24 hours when the inverter is powered to mod
5. Warning Always use insulating gloves to perform any maintenance operation in order to avoid electrical shock risks AN Power one NS Renewable Energy Solutions 35 EN QD INSTALLATION AND CONFIGURATION MANUAL Co FOR AURORA PHOTOVOLTAIC INVERTERS 14 1 Replacing the input fuses Warning Using fuses with inappropriate specifications may irreparably damage the unit Any consequential damage to the inverter is not covered by the warranty Warning In case of damage of one or more input fuses the inverter not being able to monitor the status of fuses will continue to export energy to the grid without signaling any alarm The input fuses must be replaced when One or more input fuses have been damaged The fuses fitted on the inverter are not appropriate for the employed photovoltaic system The following table shows the specifications of the replacement fuse Mechanical dimensions 10x38mm Nominal voltage 1000Vdc Standard IEC60269 6 If updating is required for compliance with the employed photovoltaic system to determine the correct rating nominal current of the input fuses two aspects have to be taken into account The fuse nominal current IRatED must NEVER exceed the Maximum Series fuse rating shown on the photovoltaic panels IRATED lt Maximum Series Fuse Rating The fuse nominal current paren must be determined based on the string current and on the sizing guidelines prov
6. YES and press the ENTER button Warning After the grid standard was set you have 24 hours to make any changes to the grid standard value 24 hours later the Country Select functionality will be blocked and any subsequent changes can only be made using a password provided on request by Power One Note Inthe event that an error is made in the selection of the Nation value it is possible during the first 24 hours when the inverter is powered to modify the Nation value by selecting INFO gt COUNTRY SELECT gt NEW VALUE You can check how much time remains before the Country Select button is blocked by selecting INFO gt COUNTRY SELECT gt RESIDUAL TIME After 24 hours of operation the Country Select function will be blocked and the Nation can only be changed via the SERVICE advanced configuration menu which requires a second level password To obtain the second level password refer to the procedure described in chapter 11 2 After obtaining the second level password select SETTINGS gt SERVICE choose the Reset country s option and press ENTER After resetting the Nation the Country Select function will be available again for a further period of 24 hours The 24 hour period begins and continues when you select a Nation AN Power one NS Renewable Energy Solutions 26 EN AURORA Photovoltaic Inverters 10 2 Connection to the grid After y
7. V 200 nominal adjustable within the range 120Vdc 350Vdc independently each input No of independent MPPT trackers 2 Max Input Power each MPPT kW 4 No of DC Inputs 4 2 each MPPT Max DC Current each MPPT A 18 Absolute Max input short circuit current ISC A 22 DC Connection 8 x Weidm ller Multicontact 4mm 4 male positive input 4 female negative input mating cable connector included Conductor cross section 4 6mm2 AWG12 10 Max inverter Backfeed Current to the array A INPUT PROTECTION Reverse polarity protection Yes from limited current source Fuse rating each input FS suffix versions only A NA NA DC side varistors 4 2 for each MPPT thermally protected PV array Insulation Control according to local standard DC Switch S FS suffix versions only Integrated Rating 600Vdc 25Adc OUTPUT PARAMETERS Nominal AC Power kW 5 up to 60 C 6 up to 50 C Max AC Power kW 5 6 2 AC Grid Connection Single Phase Live Neutral PE Nominal AC Voltage V 230 AC Voltage Range V 180 264 may vary to comply with regulations in each country Nominal AC Frequency Hz 50 60 AC Frequency Range Hz Max AC Line Current A 47 53 57 63 may vary to comply with regulations in each countr 25 32 short circuit 30 40 short circuit Maximum output faul
8. according to local standard ENVIRONMENTAL PARAMETERS Cooling Natural cooling Ambient Temp Range C 25 60 out power der above 50 C l 25 60 out power der above 55 C l 25 60 out power der above 50 C Opertaing Altitude m 2000 Acoustical Noise dBA lt 50 1mt Environmental IP Rating IP65 Relative Humidity 0 100 condensing Environmental pollution classification for external enviroment 3 Dimensions H x W x D 547 x 325 x 210 Overall Dimensions with flanges H x W x D 618 x 325 x 222 Weight kg 17 5 Protective Class l Overvoltage Category in accordance with IEC 62109 1 Il DC Input III AC Output Limited to 16A up to a Max Output Power of 3680kW for UK G83 1 Version Limited to 3000W for Germany Limited to 3600W for Germany Limited to 4200W for Germany AN Power one A Renewable Energy Solutions 6 APP MODEL INPUT PARAMETERS Nominal DC Power kW AURORA Photovoltaic Inverters PVI 5000 TL OUTD PVI 6000 TL OUTD 5 15 6 2 Max Recommended DC Power kW 5 75 6 9 Operating Input Voltage Range V 0 7xVstart 580 Full Power MPPT input voltage range symmetrical load V 150 530 180 530 Full Power MPPT input voltage range asymmetrical load V Absolute Max Input Voltage V 220 530 4kW 90 530 0 8kW 220 530 4kW 120 530 2 2kW 600 Activation voltage Vstart
9. screen Refer to Appendix C The chain connection can be made without distinction by using the connector couples one for in and one for out det P or the terminal block det Q or det R The connectors are identified by the printing RS485 A and RS485 B use of connector A as in and B as out is not compulsory both connectors can be used as in or out Refer to Appendix A for the PIN OUT of the RJ45 connectors The last inverter in the daisy chain must be terminated or the 120 Ohm communication line termination resistance must be activated by switching the dip switch det S COMMUNICATION LINE TERMINATION SWITCH AND RS485 CONNECTORS RM REM REM PVI 3 0 3 6 4 2 TL OUTD PVI 5000 6000 TL OUTD PVI 8 0 10 0 12 5 TL OUTD The PVI 3 0 3 6 4 2 8 0 10 0 12 5 TL OUTD models are equipped with a two level terminal block allowing one level to be used for line in connection and the other for line out connection The terminal block is also equipped with the LNK terminal for the PVI 3 0 3 6 4 2 TL OUTD models and SCLD for the PVI 8 0 10 0 12 5 TL OUTD models allowing continuity to be given to the cable screen On the other hand the PVI 5000 6000 TL OUTD models are equipped with a one way terminal block det Q and therefore it is necessary to couple the line in and line out leads in the same clamp With regard to the communication interface the use of the dedicated Power One PVI RS485_RS232 or PV
10. above through the heat given off by the one below Some examples of multi inverter installations are shown in the picture below Please refer to the warranty terms and conditions available on the website at www power one com and evaluate any possible warranty exclusion due to improper installation AN Power one NS Renewable Energy Solutions 6 EN AURORA Photovoltaic Inverters 4 WALL MOUNTING The AURORA inverter should be mounted vertically with a maximum inclination from the vertical of 5 Any larger inclination from the vertical could reduce the power conversion capability with a consequent reduction in energy harvesting To correctly wall mount the inverter follow the following procedure Drill 10mm holes to a depth of 75 mm in line with the support bracket s fixing holes det A INVERTER WALL MOUNTING BRACKETS PVI 3 0 3 6 4 2 TL OUTD PVI 5000 6000 TL OUTD PVI 8 0 10 0 12 5 TL OUTD Secure the inverter s support bracket using the SX10 dowels and 6 3x70 screws provided The inverter s spring hook det B must be positioned at the top the fixing PEM M6 det ICH must be positioned at the bottom AN Power one SA Renewable Energy Solutions 7 EN bh INSTALLATION AND CONFIGURATION MANUAL gt d 74N FOR AURORA PHOTOVOLTAIC INVERTERS Hook the inverter to the bracket spring det B by the screw holes in the
11. basic parameters 28 11 2 Advanced configurations from the SERVICE menu 29 12 START UP TROUBLESHOOTING 32 13 ROUTINE MAINTENANCE 35 14 SPECIAL MAINTENANCE 35 14 1 Replacing the input fuses 36 14 2 Replacing the internal battery 38 15 TROUBLESHOOTING HELP 39 15 1 System structure 40 APPENDIX A PIN OUT of RJ45 connectors APP 1 B RS485 cable specification APP 2 C Cable wiring diagram for RS485 line APP 3 D Retaining clips for multicontact weidmiller quick fit connectors APP A E Technical data APP 6 lan POWET ONe AS Renewable Energy Solutions 2 EN AURORA Photovoltaic Inverters 1 USEFUL INFORMATION AND SAFETY REGULATIONS This manual contains important safety instructions which must be carefully followed during the installation and commissioning of the device It is advisable to pay particular attention to the paragraphs marked with the symbol A this will reduce the risk of electric shock and prevent damage to the device gt gt gt gt ee All the operations described below must be carried out exclusively by qualified staff in compliance with national and local safety regulations For all stages of installation the instructions and warnings shown in the various chapters must be followed step by step so as to avoid dangerous situations or the possibility of damaging the equipment Any operation that does not comply with these instructions will lead to the immediate loss of the warranty
12. bracket on the back of the inverter det D Secure the lower part of the inverter to the PEM M6 on the bracket det C using the M6x10 screw the D 18 washer and the slot in the inverter s lower flange det E Note In the PVI 8 0 10 0 12 5 TL OUTD models the support bracket only permits the upper part of the inverter to be secured through the procedure previously described to secure the lower part of the inverter in the absence of the PEM M6 you must make additional holes in line with the slot in the inverter s lower flange det EI and then use the SX10 dowels and 6 3x70 screws to secure the part to the wall PVI 3 0 3 6 4 2 5000 6000 TL OUTD PVI 8 0 10 0 12 5 TL OUTD AN Power one NS Renewable Energy Solutions 8 EN AURORA Photovoltaic Inverters 5 ELECTRICAL CONNECTIONS AC DC SIDE AND PE CONNECTION Warning The inverters to which this document relates to are WITHOUT ISOLATION TRANSFORMER transformer less This type involves the use of insulated photovoltaic panels IEC61730 Class A Rating and the need to maintain the photovoltaic generator floating with respect to earth no pole of the generator must be connected to earth Warning Aurora inverters should be earthed PE via the terminal with the protective earth label j using a cable with an appropriate cross section of the conductor for the maximum ground fault current that the generating system might experience Any damage caused to an inverter
13. system and the installer AN Power one NS Renewable Energy Solutions 40 EN AURORA Photovoltaic Inverters AN Power one NS Renewable Energy Solutions 41 EN AN Power one S Renewable Energy Solutions AURORA Photovoltaic Inverters APPENDIX A PIN OUT OF RJ45 CONNECTORS RJ45 CONNECTOR PIN SIGNAL NAME DESCRIPTION Data Line Required for RS485 communication Data Line Required for RS485 communication 3 RTN Signal Return E Common reference for logical signals R Remote OFF Required for Remote OFF control AN Power one AS Renewable Energy Solutions 1 APP P SC APPENDIX APPENDIX B RS485 CABLE SPECIFICATION SINGLE TWISTED PAIR RS485 CABLE SPECIFICATION T R T R Pair P M TT Conductor RTN DOUBLE TWISTED PAIR RS485 CABLE SPECIFICATION 1 Twisted Pair 2 Twisted Pair AN Power one NS Renewable Energy Solutions 2 APP Jo1sISax LUD olira ssvsd APPENDIX C CABLE WIRING DIAGRAM FOR RS485 LINE 8 Ge Q Z lt Photovoltaic Inverters gt E E NO Cc Cc A A A 440 O O A A A gt gt gt 44O Joj siseJ DUDU 44O Joj siseJ Bureuiwws NO Jo sisoy Bulyeulua sdqp0z6 a e pneg sdqooz6 aye oneg sdqooz6 a e oneg NeJap T SSaPPY S8VSH E SSalp
14. the same RS485 line Ref Par 7 1 the RS485 port address must be different for each inverter N B Auto is not permitted as an address to modify the address you have to access the Address sub menu Start up voltage Vstart The start up voltage can be regulated by accessing the Vstart sub menu and in the case of independent channel configuration it is possible to configure the Vstart for channel 1 and channel 2 separately MPPT Scanning MPPTScan EN DIS The inverter uses the MPPT Scan EN DIS function to search periodically for an absolute power peak from the relative peaks that are formed when part of the solar array is shaded MPPT SCAN EN DIS on PVI 3 0 3 6 4 2 5000 6000 TL OUTD Scan interval Scan Interval The Scan Interval function determines the time interval between consecutive MTTP scans SCAN INTERVAL on PVI 3 0 3 6 4 2 5000 6000 TL OUTD AN Power one SA Renewable Energy Solutions 28 EN AURORA Photovoltaic Inverters 11 2 Advanced configurations from the SERVICE menu The display allows access to the advanced configurations of the grid parameters and interface protections available through the SERVICE menu Accessing the SERVICE menu requires a second level password that can be obtained by registering on the https registration power one it website and submitting a request through the form available in the REQUEST PASSWORD INVERTER section Select the model and enter
15. versions and for FS version when max 2 strings are connected Fuse rating each input FS suffix versions only A 12 1000V Thermally Protected DC side varistor 4 2 for each MPPT PV array Insulation Control according to local standard DC Switch S FS suffix versions only Integrated Rating 1000Vdc 25A OUTPUT PARAMETERS Nominal AC Power kW 8 up to 60 C 10 up to 55 C 12 5 up to 50 C Max AC Power kW 8 9 11 13 8 AC Grid Connection Three Phase 3W PE or 4W PE Nominal AC Voltage V 400 AC Voltage Range V 320 480 may vary to comply with regulations in each country Nominal AC Frequency Hz 50 60 AC Frequency Range Hz 47 53 57 63 may vary to comply with regulations in each country Max AC Line Current A 13 15 short circuit i 16 6 19 short circuit l 20 22 short circuit Maximum output fault current a c A peak and duration or RMS lt 25 A rms 100ms Screw terminal block SE gt 0 995 adj 0 9 with Pacr 8 0 kW gt 0 995 adj 0 9 with Pacr 10 0 kW gt 0 995 adj 0 9 with Pacr 12 5 kW adj 0 8 with max 8 9 kVA adj 0 8 with max 11 5 kVA adj 0 8 with max 13 8 kVA lt 2 at rated power with sine wave voltage Cooling o o ooo Naturalcooling e O Ambient Temp Range C 25 60 25 60 out power der above 55 C 25 60 out power der above 50 C Opertaing Altitude m 2000 Acoustical Noise dBA lt 50 1mt Environmental I
16. 0 W 50 C amb Isc max 2X22A Je A AS 13 to 140 F The following table contains a description of the symbols used in the certification label MEANING OF THE SYMBOLS f Indicates the temperature range admissible for the operation of the inverter Values are A E expressed in Celsius and Fahrenheit degrees 13 to 140 F Indicates the environmental protection EI Indicates the need to look up the documentation provided with the inverter to obtain further information A Signals danger due to hot surfaces risk of burns Cr Signals danger due to electrical shock and indicates the time to allow after the inverter has been E turned off and disconnected to ensure safety in any installation operation Indicates that no isolation transformer is present between the DC input and the AC output of the inverter transformerless BEN Indicates a direct current DC Indicates an alternating current AC AN Power one NS Renewable Energy Solutions 4 EN AURORA Photovoltaic Inverters 2 PACKAGE CONTENTS INSPECTION Check that the package contents comply with the following list PVI xx TL OUTD yy Inverter 1 piece Wall mounting bracket 1 piece Installation Manual 1 piece CD with communication SW and documentation in electronic format 1 piece Kit consisting of PVI 8 0 TL OUTD PVI 3 0 TL OUTD PVI 5000 TL OUTD PVI 4 2 TL OUTD PVI 10 0 T1 OUTD PVI 3 6 TL OUTD PVI 6000 TL OUTD ou A
17. Green Yellow Red Inverter off typically during The input voltage and or power are not sufficient to switch on the the night internal logic circuits of the inverter Green Yellow Red Inverter initialization loading This is a transition state during verification of the operating conditions of settings and wait for grid During this phase the input power is sufficient and the inverter checks check the conditions necessary for the connection to the grid for example input voltage insulation resistance Riso etc Green Yellow Red The machine is operating normally During this phase the inverter automatically seeks and analyses the maximum power point MPPT available from the photovoltaic generator The inverter is connected and feeds power into the grid The inverter signals the detection of a low insulation resistance Riso level during the preliminary stage or of a ground leakage on the DC side during operation in parallel with the grid The inverter disconnects from the grid thus NOT supplying any power The problem may be due to an insulation fault in the PV modules or in the connections on the DC side Green Yellow Red Ground fault detected on DC side BOO QQA BHO IQI Whenever the control system of the inverter detects an anomaly W Warning W warning codes or a fault E in the operation of the monitored system a message Error E warning codes indicating the type of problem found appears o
18. I USB RS485_ 232 type converter is strongly recommended in order to prevent compatibility problems that can sometimes be encountered with the standard models on the market AN Power one NS Renewable Energy Solutions 18 EN AURORA Photovoltaic Inverters 7 2 Using the alarm terminal block The alarm terminal block makes the contacts of a relay available to indicate configurable alarm conditions The alarm contact is available under normally open N O or normally closed N C operation compared to the common terminal C The maximum rating for voltage current that the relay can support is 230V 1A AN Power one NS Renewable Energy Solutions 19 EN bh INSTALLATION AND CONFIGURATION MANUAL Ax FOR AURORA PHOTOVOLTAIC INVERTERS 8 PRE COMMISSIONING CHECKS Warning Carrying out preliminary checks before commissioning the inverter is always recommended this way you avoid possible damage to the unit that could be caused by its faulty installation The main checks to be performed are summarised in the following chapters 8 1 Electrical checks PE connection check check the inverter has an earth connection Warning Aurora inverters should be earthed PE via the terminal with the protective earth label i using a cable with an appropriate cross section of the conductor for the maximum ground fault current that the generating system might experience Any damage caused to an inverter which is not eart
19. ONO PHASE INVERTER THREE PHASE INVERTER NATION SHOWN ON DISPLAY DEFAULT LANGUAGE NATION SHOWN ON DISPLAY English VDE0126 ENEL RD 1699 UK G83 UK G59 7 IRELAND AS 4777 ISRAEL BDEW 7 FRANCE NETHERL GREECE PORTUGAL CORSICA HUNGARY TAIWAN CZECH VDE 4105 CEI021 IN CEI021 EX S AFRICA 7 RD 1565 C1011 100 C1011 110 BRASIL TURKEY LV TURKEY HV ROMANIA 1 Select the CEI021 INT Nation if you wish to use the interface protections integrated in the inverter for systems with a power lower than 6kW Select CEI021 EXT if the inverter is connected to a system with a power greater than 6kW or if you wish to use external interface protections for systems with a power lower than 6kW 2 Nation not selectable for models PVI 5000 6000 TL OUTD 3 Nation selectable for model PVI 3 6 TL OUTD only 4 Nation not selectable for model PVI 3 6 TL OUTD 5 Invalid nation for models PVI 5000 6000 TL OUTD installed in Germany 6 Nation not selectable for models PVI 10 0 12 5 TL OUTD 7 Nation not selectable for model PVI 8 0 TL OUTD DEFAULT LANGUAGE No Nation AS4777 Brazil C10 11 100 C10 11 110 Corsica Czech CEIO21 EXT CEI021 INT France English English English English Spanish French English French English French Czech Italian English English English Italian German French Dutch English French Greece English Hungary 2 English Ireland English English Israel French Netherl
20. P Rating IP65 Relative Humidity 0 100 condensing Environmental pollution classification for external enviroment 3 Reverse polarity protection Dimensions H x W x D 690 x 645 x 211 Overall Dimensions with flanges H x W x D 716 x 645 x 224 Weight kg lt 41 Protective Class l Overvoltage Category in accordance with IEC 62109 1 Il DC Input III AC Output Limited to 8000W for Germany Limited to 10000W for Belgium and Germany Limited to 12500W for Germany AN Power one NS Renewable Energy Solutions 8 APP AURORA Photovoltaic Inverters AN Power one AS Renewable Energy Solutions 9 APP
21. TD S PVI 8 0 TL OUTD FS PVI 8 0 TL OUTD Q PVI 8 0 TL OUTD Q S PVI 8 0 TL OUTD Q FS PVI 10 0 TL OUTD PVI 10 0 TL OUTD S PVI 10 0 TL OUTD FS PVI 12 5 TL OUTD EViEI2Z SE OuTDs PVI 12 5 TL OUTD FS Power One reserves the right to amend this manual with no prior notice The technical documentation and the interface and management software for the product are available at the website http www power one com AN Power one NS Renewable Energy Solutions bh INSTALLATION AND CONFIGURATION MANUAL Ax FOR AURORA PHOTOVOLTAIC INVERTERS CONTENTS 1 USEFUL INFORMATION AND SAFETY REGULATIONS 3 1 1 Certification label and symbols used 4 2 PACKAGE CONTENTS INSPECTION 5 3 SELECTION OF INSTALLATION LOCATION 6 4 WALL MOUNTING 7 5 ELECTRICAL CONNECTIONS AC DC SIDE AND PE CONNECTION 9 Sch Selection of the AC grid connection cable 10 5 2 AC side connections 11 5 3 DC side connections 14 6 CONFIGURATION OF INPUT CHANNEL OPERATING MODE 16 6 1 Configuration of the input channels in parallel mode 17 7 SIGNALS TERMINAL BLOCKS 18 Zb RS485 communication line connection 18 7 2 Using the alarm terminal block 19 8 PRE COMMISSIONING CHECKS 20 8 1 Electrical checks 20 8 2 Mechanical checks 21 9 USER INTERFACE AND USE OF THE DISPLAY 22 9 1 Status LEDs 22 9 2 Use of the display 23 10 COMMISSIONING 23 10 1 Selection of grid standard Nation 23 10 2 Connection to the grid 27 11 CONFIGURATION 28 11 1 Configuration of
22. age None Green LED OFF Yellow LED OFF RedLED OFF The inverter does not establish parallel connection with the grid Display message Missing Grid Green LED FLASHING Yellow LED ON Red LED OFF The inverter does not establish parallel connection with the grid Display message Out of range Green LED FLASHING Yellow LED ON RedLED OFF The inverter does not establish parallel connection with the grid Display message W003 Grid Fail Green LED FLASHING Yellow LED ON RedLED OFF AN Power one S Renewable Energy Solutions POSSIBLE CAUSES There is no input voltage DC present or it is present but with reversed polarity There is no grid voltage Faulty grid cable connection Faulty grid cable connection One or more grid parameters are outside the range permitted for connection to the grid 32 EN CHECKS POSSIBLE SOLUTIONS Check the status of the built in disconnecting switch or the external disconnecting switches Check the state of any internal or external fuses Ref Par 14 1 Check the inverter s input voltage polarity Ref Par 5 3 Check that the input voltage is greater than the inverter start up voltage Check the status of the AC side disconnecting switch Check the inverter s AC side connections Ref Par 5 2 and repeat the commissioning procedure Ref Par 10 Check the inverter s AC side connections Ref Par 5 2 and repeat the commissioning
23. ce of fuse holder extractors or safety caps follow the corresponding procedure Remove the fuse holder by pressing its handle Extract the fuse to be replaced from the fuse holder by releasing the retaining clip Insert the replacement fuse into the fuse holder checking that it is secured by the retaining clip Insert the fuse holder back in its original position PROCEDURE FOR THE REPLACEMENT OF INPUT FUSES MODELS EQUIPPED WITH SAFETY CAPS Remove the safety cap Extract the fuse to be replaced from the fuse holder Insert the replacement fuse into the fuse holder checking that it is correctly fitted Replace the safety cap back in position AN Power one AS Renewable Energy Solutions 37 EN QD INSTALLATION AND CONFIGURATION MANUAL C FOR AURORA PHOTOVOLTAIC INVERTERS 14 2 Replacing the internal battery The replacement of the internal battery must be carried out when The display shows the error W012 Battery Low The settings of current date time are frequently reset To replace the internal battery follow the procedure below Disconnect the AC line by opening any external disconnect switches Disconnect the DC line by opening the disconnect switch integrated in the inverter Disconnect any external disconnect switches on the DC line or obscure the photovoltaic panels then disconnect the input quick fit connectors Remove the inverter s front panel by unscrewing t
24. d independent channels Faulty grid cable connection Differential magneto thermal circuit breaker wrongly sized Intervention of the devices external to the inverter for protection from transitory overvoltage Damage to the devices for protection against transitory overvoltage on the inverter s AC side The inverter s input voltage is less than the start up voltage 33 EN CHECKS POSSIBLE SOLUTIONS Reduce the power of the photovoltaic generator by disconnecting one or more strings or creating shading on the photovoltaic generator If the phenomenon disappears but you still note an increase in the grid voltage the problem is to be found in high line impedance Check the status of selection switch for the input channel operating mode and for jumpers between the input channels Ref Par 6 1 Check the inverter s AC side connections Ref Par 5 2 Check the appropriateness and the conditions of the magneto thermal circuit breaker used in the system see Par 5 If the check is passed yet the problem persists remove the magneto thermal circuit breaker and repeat the commissioning procedure see Par 10 Check the conditions of the output varistors of the inverter If they are in good condition remove them and repeat the commissioning procedure see Par 10 Check that the input voltage is greater than the start up voltage Check that the radiation conditions are sufficient to operate the syst
25. e array A Negligible INPUT PROTECTION Reverse polarity protection Yes from limited current source Fuse rating each input FS suffix versions only A l NA Thermally Protected DC side varistor 4 2 for each MPPT PV array Insulation Control according to local standard DC Switch S FS suffix versions only Integrated Rating 600Vdc 25A OUTPUT PARAMETERS Nominal AC Power kW 3 up to 50 C 3 6 up to 55 C 4 2 up to 50 C Max AC Power kW 3 3 4 4 6 AC Grid Connection Single Phase Live Neutral PE Nominal AC Voltage V 230 AC Voltage Range V 180 264 may vary to comply with regulations in each country Nominal AC Frequency Hz 50 60 AC Frequency Range Hz 47 53 57 63 may vary to comply with regulations in each country Max AC Line Current A 14 5 16 short circuit 17 2 19 short circuit l 20 22 short circuit Maximum output fault current a c A peak and duration or RMS lt 25 Arms 100ms Screw terminal block Cable Gland M25 Cable 10 17mm DC Connection AC Connection Nominal Power Factor and adjustable range gt 0 995 adj 0 9 with Pacr 3 0 kW l gt 0 995 adj 0 9 with Pacr 3 6 kW l gt 0 995 adj 0 9 with Pacr 4 2 kW Inrush Current a c A peak and duration Negligible AC Current Distortion THD lt 3 5 at rated power with sine wave voltage OUTPUT PROTECTION Ground fault protection AC DC leakage current
26. e required for the various inverter models The ratings nominal current for the switches reported in the table below are given as approximate values the selection of the device to be used must be based on installation choices such as any possible deratings due to the operative temperature of the switch gt PPP E Automatic circuit breaker Inverter Model characteristics PVL 3 0 TLOUTD PVL3 6 TL OUTD PVI 4 2 TL OUTD PVI 5000 TL OUTD PVI 6000 TL OUTD PVI 8 0 TL OUTD PVI 10 0 TL OUTD PVI 12 5 TL OUTD Type AUTOMATIC CIRCUIT BREAKER WITH MAGNOTHERMIC DIFFERENTIAL PROTECTION Rated Voltage 230Vac 400Vac Magnetic Protection B C Characteristics Differential Protection Type A AC Differential Sensitivity 300mA Number of Poles AN PowEer one NS Renewable Energy Solutions 9 EN QD INSTALLATION AND CONFIGURATION MANUAL CG 2 FOR AURORA PHOTOVOLTAIC INVERTERS 5 1 Selection of the AC grid connection cable The AC grid connection cable must be selected based on the criteria below Cable type The choice of the type of cable for the connection to the AC grid depends on the type of inverter to be installed single phase or three phase and on the protective earth PE wiring this may be integrated in a single sheath with the conduction line phase or phases neutral or it can be on a separate wiring For the three phase models the wiring choice also depends on the selected configuration type for the AC grid conn
27. ection delta or star in case of delta configurations pure three phase the neutral conductor is not required Inverter type configuration Cable type SE Three way cable L N PE or IEP Two way cable L N and PE cable Three phase inverter with delta Four way cable R S T PE or grid connection Three way cable R S T and PE cable Three phase inverter with star Five way cable R S T N PE or grid connection Four way cable R S T N and PE cable Cross section of the internal conductor The cross section of the AC line conductor must be sized in order to prevent unwanted disconnections of the inverter from the grid due to high impedance of the line that connects the inverter to the power supply point in fact if the impedance is too high it causes an increase in the AC voltage seen by the inverter that on reaching the limit set by the regulations of the country of installation causes the inverter to switch off The following table reports the minimum and maximum cross sections of the internal conductor of each individual AC cable for each inverter model Inverter model a eorom posero prazno msooon prso onson pianoan eraso External diameter To ensure environmental protection for the inverter the external diameter of the line wiring and of the PE wiring if any must not exceed the mounting range prescribed for the cable glands provided with the inverter Cable gland Mounting range M25 10 17mm M32 13 21 m
28. em Check the inverters DC connections see Par 5 3 Check the documentation on the sizing of the photovoltaic system and evaluate a possible change to the start up voltage on the display Ref Par 11 1 side and string QD INSTALLATION AND CONFIGURATION MANUAL d i 74N FOR AURORA PHOTOVOLTAIC INVERTERS PROBLEM The inverter does not establish parallel connection with the grid Display message E025 Riso Low Green LED OFF Yellow LED OFF RedLED ON The inverter does not establish parallel connection with the grid Display message E018 Green LED OFF Yellow LED OFF RedLED ON The inverter does not communicate through the RS485 port Display message None AN Power one NS Renewable Fnergy Solutions POSSIBLE CAUSES Insulation resistance to the photovoltaic field lt 1Mohm The inverter detects excessive dispersion current to earth Faulty communication line connection Faulty assignment of addresses to the inverters Faulty assignment of communication speed baud rate Use of an inappropriate signal converter 34 EN CHECKS POSSIBLE SOLUTIONS e Check the inverter s AC side connections Ref Par 5 2 and repeat the commissioning procedure Ref Par 10 Check the appropriateness and the conditions of the external transient overvoltage protection devices If the check is passed yet the problem persists remove the external transient overvoltage protection dev
29. endent mode and parallel mode The selection of the configuration of the input channels depends on the photovoltaic generator features and on the power and current limitations of the inverter as well as design choices and installation needs Refer to the system design documentation for information on the selection of the configuration of the inverter input channels Warning For the two channels to be used in independent mode it is a NECESSARY condition that the photovoltaic generator connected to each input has a maximum current and power below the channel s current and power limit Warning For the two channels to be used in parallel mode it is RECOMMENDED that the photovoltaic generator connected to the two inputs has strings with the same number of modules in series and that all the modules have the same installation conditions inclination orientation gt gt Refer to the technical data table in Appendix E to find out the current and power limits of each input channel for the various inverter models Warning If the string s current or power is above the current or power limit of the input channel to which it is connected the two input channels MUST be configured in parallel This condition also concerns the case where the photovoltaic generator comprises only one string with power above the inverter s single input channel power limit Note The inverters are pre set in the factory with INDEPENDENT input channels Warni
30. er 10 minutes Enabling disabling the gradual power feeding function to the grid UAvg Derating Enabling disabling the power limitation for overvoltage average over 10 minutes OF Derating Enabling disabling the power limitation for over frequency OF Der Rest T Setting the reset time after a power limitation due to over frequency Enabling disabling the negative pole grounding mode to be enabled only if a negative Amorph Enable grounding kit is installed on the inverter Reset Country s Resetting the selected Nation and the remaining time for selection 24 hours Available only in PVI 3 0 3 6 4 2 5000 6000 TL OUTD models Available only in PVI 8 0 10 0 12 5 TL OUTD models AN Power one SA Renewable Energy Solutions 31 EN bh INSTALLATION AND CONFIGURATION MANUAL 7AN FOR AURORA PHOTOVOLTAIC INVERTERS 12 START UP TROUBLESHOOTING Start up Troubleshooting concerns the solving of the main problems that can occur during the first start up phase Should problems arise in the unit s commissioning phase it is possible to solve the problem by looking for the corresponding problem in the table and following the instructions Warning Tampering with the unit even to solve a problem leads to the loss of the unit s warranty Before undertaking any tampering that could cause the loss of warranty contact the Power One customer assistance service PROBLEM The inverter does not start Display mess
31. eutral conductor N is optional and depends on the system in which the inverter is installed If the AC Grid to which the inverter is connected includes single phase devices or inverters which could create an imbalance in the three phase system you are recommended to use a star configuration three phase N However where the circuit only includes 3ph inverters you are recommended to use a delta configuration neutral not connected Single phase inverter Connect the phase cable to the terminal labelled with the letter L Three phase inverter Connect the phase cables to the terminals labelled with the letters R S and T pee Acel AC TERMINAL BLOCK PVI 3 0 3 6 4 2 TL OUTD PVI 5000 6000 TL OUTD PVI 8 0 10 0 12 5 TL OUTD Warning Models PVI 3 0 3 6 4 2 8 0 10 0 12 5 TL OUTD require the AC cables to be tightened on the terminal block with a minimum torque of 1 5 Nm AN Power one NS Renewable Energy Solutions 12 EN AURORA Photovoltaic Inverters Note In the PVI 5000 6000 TL OUTD models a WAGO screwdriver allowing the terminal blocks contacts to be opened is provided in the special kit The procedure for opening the contacts and tightening cables is as follows 1 Insert the screwdriver in slot with the screwdriver facing downwards lightly press the screwdriver from the top to the bottom insert the screwdriver until the clamp opens 2 Insert the cable in the clamp 3 Remove the screwdriver
32. fuses suffix FS this limit is set by the fuse current rating The sizing of the fuses must therefore be carefully assessed during installation Refer to Chapter 16 1 for information on the sizing and installation of the input fuses Warning The exposure to sunlight of photovoltaic panels generates dangerous voltages to the ends of the cables of the PV generator Before connecting the cables coming from the photovoltaic generator to the inverter DC inputs the DC line MUST be disconnected by opening the integrated disconnect switch S FS versions and any external disconnect switch on the DC line or by obscuring the photovoltaic panels gt gt gt Crimp the Multicontact Weidmuller MC4 WM4 quick fit connector counterparts to the string cables or to the cables wired to the string disconnect switches external paying attention to the voltage polarity and to the connector terminal following the procedure below MOUNTING PROCEDURE FOR MULTICONTACT QUICK FIT CONNECTORS Strip back the cable to which the connector will be applied after verifying it complies with the connector limitations Apply the terminal to the conductor using 4 6 mm sD 5 5 9mm the special tweezers Fit the cable with the terminal inside the connector until it snaps indicating that the terminal is securely fitted inside the connector Firmly tighten the cable gland in order to prevent humidity infiltration in the connector which may lead t
33. he permissive threshold for grid overvoltage Set U lt lt Setting the permissive threshold for grid under voltage Set U gt Setting the restrictive threshold for grid overvoltage Set U gt 10 min Setting the restrictive threshold for grid overvoltage average over 10 minutes Set U lt Setting the restrictive threshold for grid under voltage Set F gt gt Setting the permissive threshold for grid over frequency Set F lt lt Setting the permissive threshold for grid under frequency Set F gt Setting the restrictive threshold for grid over frequency Set F lt Setting the restrictive threshold for grid under frequency Set Uconn gt Setting the maximum voltage value allowed for the connection to the grid Set Uconn lt Setting the minimum voltage value allowed for the connection to the grid Set Fconn gt Setting the maximum frequency value allowed for the connection to the grid Set Fconn lt Setting the minimum frequency value allowed for the connection to the grid Set Time U gt gt Setting the permissive overvoltage protection tripping time Set Time U lt lt Setting the permissive under voltage protection tripping time Set Time U gt Setting the restrictive overvoltage protection tripping time Set Time U lt Setting the restrictive under voltage protection tripping time Set Time F gt gt Setting the permissive over frequency protection tripping time Set Time F lt
34. he screws on the panel with the Torx T20 wrench provided s Extract the battery from its housing with a 30 tilt relatively to the vertical axis as shown in the figure on the side Insert the replacement battery CR2032 type into the housing with a 30 tilt relatively to the vertical axis as shown in the figure on the side making sure that the polarity is correct AN Power one NS Renewable Energy Solutions 38 EN AURORA Photovoltaic Inverters 15 TROUBLESHOOTING HELP If the problem is not solved with the start up troubleshooting see Par 12 nor with the complete troubleshooting provided in the user manual follow the procedure below Check that connections between the AURORA the photovoltaic generator and the grid have been correctly carried out Carefully observe which of the LED is flashing or is stably lit and the notice text appearing on the display with particular reference to the error code If you have not been able to remove the malfunction contact customer service or the installer to request assistance Before contacting customer service make sure the following information is available in order to maximize the effectiveness of the intervention INFORMATION ON THE INVERTER AURORA inverter model Serial number Week of production Input channel configuration parallel independent INFORMATION ON THE PHOTOVOLTAIC GENERATOR e Brand and model of ph
35. hed via the appropriate terminal is not covered by the warranty Check of the input voltage values check that the inverter s input voltage does not exceed the permitted limits ref technical data table in Appendix E Voltage values above the specifications can irreparably damage the unit Any consequent failure of the inverter is to be considered outside the warranty Check of the input voltage polarity make sure the input voltage has the correct polarity The polarity inversion at the input may irreversibly damage the unit Checking of earth insulation of the photovoltaic generator Using a correctly sized disconnect switch short the positive and negative poles of the photovoltaic generator then measure the insulation resistance Riso using a megohmmeter between the two short circuited photovoltaic generator poles and the protective earth PE terminal of the inverter IG Inverter connect to the grid as ground leakage is detected on the photovoltaic generator refer to chapter 12 Warning If the measured insulation resistance Riso is lower than 1 MOhm the inverter will not to address the problem Check of the grid voltage check that the voltage of the grid to which the inverter will be connected complies with the values shown in the technical data table in Appendix E Voltage values above the specifications can irreparably damage the unit AN Power one NS Renewable Energy Solutions 20 EN AURORA P
36. hotovoltaic Inverters 8 2 Mechanical checks Make sure the cable glands are mounted properly The cable glands must be adequately locked and prevent any movement of the cable Also make sure the cable glands are solidly fixed to the inverter s chassis Make sure that the gasket on the front panel has been correctly mounted The gasket must completely cover the red line on the front of the inverter INCORRECT MOUNTING Fasten the inverter s front panel by screwing the screws on the panel with the Torx T20 wrench provided Warning To ensure the inverter is waterproof the front panel screws must be tightened to a torque wrench setting of at least 1 5 Nm 13 2 in lbs AN Power one SA Renewable Energy Solutions 21 EN bh INSTALLATION AND CONFIGURATION MANUAL Ax FOR AURORA PHOTOVOLTAIC INVERTERS 9 USER INTERFACE AND USE OF THE DISPLAY Aurora inverters are equipped with an LCD display four buttons for menu navigation and three LEDs indicating the device status 9 1 Status LEDs Aurora inverters are equipped with three LEDs that indicate real time device status and any faults or errors a green POWER LED a yellow ALARM LED and a red GFI LED All possible activation combinations of the LEDs relative to the status of the device are listed below LED BEHAVIOUR LEDOff LlEDOn Q FlashingLED Any condition LED STATUS INVERTER OPERATING STATE STATE DESCRIPTION
37. ices and repeat the commissioning procedure see Par 10 Measure the insulation resistance Riso using a megohmmeter positioned between the photovoltaic field positive terminal short circuited to the negative pole and ground as described in paragraph 8 1 if the measured insulation resistance value is lower than 1MOhm then the PV module suffers from a ground leakage contact a technician installer to check the photovoltaic generator and identify and solve the problem if the measured value of the insulation resistance is greater than 1 MOhm and the error warning persists contact the Power one Support service Carry out the same checks as in the previous point Check the connections between the inverters and those with the monitoring system see Par 7 1 Check that the termination of the communication line has been activated via the corresponding switches on the inverter 1200 TERM and on the monitoring system Check that each inverter is set to a unique address different from the others Check that each inverter is set to a 19200bps baud rate Power One recommends the purchase of the PVI RS485_RS232 or PVI USB RS485_232 converter If a PVI USB RS485_232 converter is used check that the output is correctly set AURORA Photovoltaic Inverters 13 ROUTINE MAINTENANCE Warning It is recommended that maintenance operations be only performed by qualified personnel or Power One personnel under a servicing co
38. ided by the manufacturer to avoid untimely tripping As a general direction based on the photovoltaic modules short circuit current Isc it is possible to calculate the rating of the fuse with the following formula IRATED gt 1 4 1 5 Isc Fuses must thus be chosen among the standard commercially available ratings selecting the value that is closest to the obtained result Warning For effective calculation taking real installation conditions into account refer to the documents supplied by the fuse manufacturer To replace the input fuses on models equipped with such components PVI 8 0 10 0 12 5 TL OUTD FS follow the procedure below Disconnect the AC line by opening any external disconnect switches Disconnect the DC line by opening the disconnect switch integrated in the inverter Warning By only opening the integrated DC disconnect switch in the inverter the fuse board is still maintained at the input voltage Disconnect any external disconnect switches on the DC line or obscure the photovoltaic panels then disconnect the input quick fit connectors AN Power one NS Renewable Energy Solutions 36 EN AURORA Photovoltaic Inverters Remove the inverter s front panel by unscrewing the screws on the panel with the Torx T20 wrench provided Use a multimeter to ensure that no voltage is present between the positive and negative poles of the DC inputs Depending on the presen
39. ify the Nation value by selecting SETTINGS gt NATION gt NATION SELECT You can check how much time remains before the Nation Select button is blocked by selecting SETTINGS gt NATION gt REMAINING TIME After 24 hours the inverter is powered you can only change the Nation setting using a password provided on request by Power One To request this password contact the Service Power One and communicate the serial number S N of the inverter and its Authorization Key code which can be obtained by selecting SETTINGS gt NATION gt NATION SELECT After obtaining the password select SETTINGS gt NATION gt NATION SELECT press ENTER and digit the password supplied by Power One After you have entered the password the Nation value can be changed for a further period of 24 hours The 24 hour period begins and continues when you select a Nation AN Power one NS Renewable Energy Solutions 25 EN E 3 INSTALLATION AND CONFIGURATION MANUAL 7AN FOR AURORA PHOTOVOLTAIC INVERTERS NATION SELECTION PROCEDURE THREE PHASE INVERTER PVI 8 0 10 0 12 5 TL OUTD When the inverter starts up for the first time the following message is shown on the display Press the ESC button to access the main menu then choose INFO gt COUNTRY SELECT gt NEW VALUE then select the Nation corresponding to your country and press the ENTER button you will be prompted to confirm your selection choose
40. lt Setting the permissive under frequency protection tripping time Set Time F gt Setting the restrictive over frequency protection tripping time Set Time F lt Setting the restrictive under frequency protection tripping time Setting the grid check time before the first time grid connection or re connection after a AIST ALD generic fault not a grid fault Set Time Conn 2 Setting the grid check time before the connection after a grid fault Disable U gt gt Enabling disabling the permissive overvoltage protection Disable U lt lt Enabling disabling the permissive under voltage protection AN POwEer one AS Renewable Energy Solutions 30 EN AURORA Photovoltaic Inverters DISPLAY PARAMETERS DESCRIPTION Disable U gt Enabling disabling the restrictive overvoltage protection Dis U gt 10 min Enabling disabling the restrictive overvoltage protection average over 10 minutes D Disable U lt Enabling disabling the restrictive under voltage protection Disable F gt gt Enabling disabling the permissive over frequency protection Disable F lt lt Enabling disabling the permissive under frequency protection Disable F gt Enabling disabling the restrictive over frequency protection D restrictive under frequency protection Disable F lt Enabling disabling the U gt 10 min Der Enabling disabling the power limitation for overvoltage average ov
41. m M40 19 28mm AN Power one A Renewable Energy Solutions 10 EN AURORA Photovoltaic Inverters 5 2 AC side connections Warning Before performing any of the operations described below ensure the AC line downstream the inverter has been correctly disconnected Remove the inverter s front panel by unscrewing the screws on the panel with the Torx T20 wrench provided iN or on E SINGLE PHASE INVERTER THREE PHASE INVERTER Warning To ensure environmental protection IP65 it is necessary to fix the cable gland s to the inverter chassis observing the minimum tightening torque requirements indicated below Cable gland Tightening torque min AN Power one AS Renewable Energy Solutions 11 EN QD INSTALLATION AND CONFIGURATION MANUAL a FOR AURORA PHOTOVOLTAIC INVERTERS Insert the AC grid and PE connection cables into the inverter passing them through the previously mounted cable glands Strip back the AC grid and PE connection cables 10 mm for PVI 3 0 3 6 4 2 8 0 10 0 12 5 TL OUTD models 12 13 mm for PVI 5000 6000 TL OUTD models Connect the protective earth yellow green cable to the contact labelled with the symbol on the terminal block det H Connect the neutral cable normally blue to the terminal labelled with the letter N In the PVI 8 0 10 0 12 5 TL OUTD models the connection of n
42. n the display The error can originate inside or outside the inverter Green Yellow Red Autotest stage the inverter is During the Autotest stage the tripping threshold for voltage and not connected to the grid frequency limits is measured Green Yellow Red The inverter does not disconnect and stays operational supplying Internal fan fault power to the grid critical environmental conditions may however give rise to over temperature conditions with possible power limitations Green Yellow Red Indicates that the grid voltage for allowing the inverter to connect to Grid disconnection the grid is not present The inverter shows the Missing Grid message on the display JOO GOO JOQ QOL AN Power one AS Renewable Energy Solutions 22 EN AURORA Photovoltaic Inverters 9 2 Use of the display The display allows to set the initial system configuration Selection of grid standard date time language RS485 address activation voltage MPPT scanning etc the advanced configurations of the grid parameters and of the interface protections and to view real time or historical energy production data It is possible to access such features by using the four buttons on the front of the inverter USING THE BUTTONS ENTER button It can be used to confirm an action to access the submenu for the selected option indicated by the gt symbol or to switch to the next digit to be edited DOWN butt
43. ng If the conditions shown above are not met consult the photovoltaic system s designer immediately AN Power one NS Renewable Energy Solutions 16 EN AURORA Photovoltaic Inverters 6 1 Configuration of the input channels in parallel mode In case the input channels have to be used in parallel mode follow the procedure below Remove the front panel of the inverter Using the AWG10 12 cables with insulated female fastons connect the positive terminal of input 1 toa positive terminal of input 2 det M Repeat the connection for the negative terminals det N MEMORY CARD PVI 3 0 3 6 4 2 TL OUTD PVI 5000 6000 TL OUTD PVI 8 0 10 0 12 5 TL OUTD AN Power one NS Renewable Energy Solutions 17 EN Io a O ke a Z bh INSTALLATION AND CONFIGURATION MANUAL Ax FOR AURORA PHOTOVOLTAIC INVERTERS 7 SIGNALS TERMINAL BLOCKS 7 1 RS485 communication line connection The RS485 communication port is the inverter s communication port AURORA uses a HALF DUPLEX RS485 communication line made up of two transmission reception lines T R and T R and a reference communication line RTN all three lines must be wired in a daisy chain in out It is advisable to use a twisted pair screened cable for the communication line the screen must be earthed at only one point typically near the monitoring system and continuity inside each element of the chain must be given to the
44. nge V 0 7xVstart 850 Full Power MPPT input voltage range symmetrical load V 270 750 300 750 360 750 Full Power MPPT input voltage range asymmetrical load V 320 750 5 5kW 175 750 2 75kW 380 750 6 5kW 225 750 3 8kW 445 750 8kW 270 750 4 8kW Absolute Max Input Voltage V 900 Activation voltage Vstart V 360 nominal adjustable within the range 250Vdc 500Vdc independently each input No of independent MPPT trackers 2 Max Input Power each MPPT kW 5 5 l 6 5 l 8 6 3 each MPPT optionally fused in PVI 8 0 10 0 12 5 TL OUTD No of DC Inputs and in PVI 8 0 10 0 12 5 TL OUTD FS version 4 2 each MPPT in PVI 8 0 10 0 12 5 TL OUTD S version Max DC Current each MPPT A 17 l 18 Absolute Max input short circuit current lsc A 22 12 x Weidm ller Multicontact 4mm 6 male positive input 6 female negative input in PVI 8 0 10 0 12 5 TL OUTD and in PVI 8 0 10 0 12 5 TL OUTD FS version Mating cable connector included 8 x Weidmiller Multicontact 4mm 4 male positive input 4 female negative input in PVI 8 0 10 0 12 5 TL OUTD S version Mating cable connector included Conductor cross section 4 6mm2 AWG12 10 Cable w insulator 5 5 9mm Multicontact 5 5 7 5mm Weidmiller Max inverter Backfeed Current to the array A Negligible NPUT PROTECTION DC Connection Inverter protection only from limited current source for standard and S
45. ntract Routine maintenance although not mandatory is recommended to maintain efficient operation of the photovoltaic installation The following table reports the recommended periodic maintenance operations ROUTINE MAINTENANCE Check that the inverter is correctly operational with no alarms being signalled Check that all labels and safety symbols are visible Check that wirings connectors and cable glands external to the inverter are undamaged Check that the environment conditions have not drastically changed from those recorded during the installation Annual visual inspections Check that the cable glands and the screw terminal blocks are correctly tightened Annual Check that the front cover is correctly fitted operations If no monitoring system is present check the alarm and error history to identify any recently signalled malfunction Annual Clean the equipment verify in particular that no obstructions are present on the fins cleaning of the heat sink Note The maintenance schedule may vary depending on the environmental conditions of the installation premises 14 SPECIAL MAINTENANCE Warning It is recommended that maintenance operations be only performed by qualified personnel or Power One personnel under a servicing contract Warning Before performing any of the operations described below ensure the AC and DC lines have been correctly disconnected from the inverter then wait for at least 5 minutes
46. o increased ground leakage Warning Tightening the cable gland is of crucialimportance Humidity infiltrations cause increased ground leakage and may give rise to low insulation resistance alarms signalled by the inverter AN Power one AS Renewable Energy Solutions 14 EN AURORA Photovoltaic Inverters MOUNTING PROCEDURE FOR WEIDM LLER QUICK FIT CONNECTORS Strip back the cable to which the connector will be applied after verifying it complies with the connector limitations Insert the cable in the connector until a locking click is heard Fully tighten the knurled ring nut to prevent humidity infiltrations in the connector which cause increased ground leakage Warning Tightening the knurled ring nut is of crucial importance Humidity infiltrations cause increased ground leakage and may give rise to low insulation resistance alarms signalled by the inverter Ensure that the integrated switch versions S and FS is in the OFF position or that the external switches are open Connect the connectors that you previously crimped to the input connectors in the lower part of the inverter paying attention to the polarity AN Power one NS Renewable Energy Solutions 15 EN bh INSTALLATION AND CONFIGURATION MANUAL 7AN FOR AURORA PHOTOVOLTAIC INVERTERS 6 CONFIGURATION OF INPUT CHANNEL OPERATING MODE The two input channels can be configured in two modes indep
47. on It is used to scroll down the menu options or to shift the numerical scale in descending order UP button It is used to scroll up the menu options or to shift the numerical scale in ascending order ESC button It is used to access the main menu to go back to the previous menu or to go back to the previous digit to be edited 10 COMMISSIONING After performing the preliminary checks for the commissioning it is possible to switch on and connect the inverter to the grid following the procedure below Switch the integrated switch versions S and FS to the ON position or close the external switches If the input voltage applied to one of the two input channels is greater than the minimum starting voltage the inverter will start up 10 1 Selection of grid standard Nation When the inverter starts up for the first time it asks you to select the Nation of the country where it has been installed This selection allows the inverter to automatically configure its parameters to ensure that compliance with local standards the default language corresponding to the selected Nation will also be set Warning Select the grid standard carefully to avoid any problems with the grid connection AN Power one NS Renewable Energy Solutions 23 EN bh INSTALLATION AND CONFIGURATION MANUAL i 74N FOR AURORA PHOTOVOLTAIC INVERTERS The list of the available Nations is reported in table below M
48. otovoltaic panels e Number of strings e Number of panels per string Brief description of the fault Can the fault be reproduced If so how Does the fault repeat itself in cycles If so how often Was the fault apparent at the moment of installation If so has it got worse What are the atmospheric conditions when the fault occurs AN Power one NS Renewable Energy Solutions 39 EN bh INSTALLATION AND CONFIGURATION MANUAL a FOR AURORA PHOTOVOLTAIC INVERTERS 15 1 System structure You are recommended to fill in this page with the information relating to the system and possibly supplement it with a copy of the system s wiring diagram The information on this page could be very handy should it be necessary to contact the Power One customer service AURORA INVERTER Input channel configuration parallel independent WE MPPT1 PV GENERATOR Module brand Module model Number of strings in parallel MPPT2 PV GENERATOR _ Module brand ee Module model WE Number of modules in series string OG RE Number of strings in parallel Refer to the product s identification label on the right side of the inverter To be filled only in case of configuration of the input channels in independent mode DATE OFINSTALLATION 8 dieeterumunrenesewannauaientepenn DATE OF ae OK e Cl LCE STAMP SIGNATURE OF INSTALLER This document has no contractual value between the owner of the
49. ou have set the Nation value the message Inizializing Please Wait is displayed Depending on the input voltage value the inverter will show various messages on the display and change the behaviour of the three LED INPUTVOLTAGE DISPLAY MESSAGE LED STATUS DESCRIPTION Green FLASHING g S Zz The input voltage is not sufficient to permit Red OFF Green FLASHING There is sufficient input voltage to permit connection Vin gt Vstart Missing Grid Yellow ON to the grid the inverter waits until there is grid Red OFF voltage to carry out the parallel connection The inverter is powered ONLY by the voltage coming from the photovoltaic generator presence of grid voltage alone IS NOT SUFFICIENT to permit the inverter to start up The inverter start up voltage Vstart is the input voltage value though which the inverter connects to the grid This value avoids repeated connection and disconnection in periods of reduced radiation typically in the morning It is possible to modify the start up voltage within a set range via the display and the four keys Ref Par 9 2 and the technical data table in Appendix E You are recommended to reduce the start up voltage only when absolutely necessary i e when the Configurator software indicates that the parameter needs to be changed to avoid repeated connection and disconnection to the AC Grid which could impact the reliability of the AC grid relays The start up voltage also sets the minim
50. play message W003 and then Missing Grid opening the built in disconnection switch or the external disconnection switches will completely turn off the unit LED off and display off Note During the night or more generally when the input voltage DC is insufficient to turn on the internal auxiliary power supply the inverter will be completely off AN Power one NS Renewable Energy Solutions 27 EN bh INSTALLATION AND CONFIGURATION MANUAL gt if 7AN FOR AURORA PHOTOVOLTAIC INVERTERS 11 CONFIGURATION 11 1 Configuration of basic parameters The display allows to access the configuration of the basic parameters available in the SETTINGS menu To access the configuration menu from the initial screen press the ESC button and select the SETTINGS menu you will be prompted to enter the administration password Default 0000 The following table reports a list of the parameters that can be configured Language setting Language If required you can change the default language set automatically when Nation was selected to one of the following ENGLISH ITALIAN GERMAN SPANISH FRENCH CZECH or DUTCH To change the language select the Language submenu Date Time Settings Time On first start up of the inverter it is necessary to configure the date and time by accessing the Time sub menu Configuration of the RS458 port address Address When there are several inverters wired on
51. procedure Ref Par 10 Check the inverter s AC side connections Ref Par 5 2 and repeat the commissioning procedure Ref Par 10 Check that the grid voltage measured on the AC terminal block falls within the preset voltage and frequency ranges admissible for the operation of the inverter then repeat the commissioning procedure see Par 10 If the error frequently recurs contact the Power One support service PROBLEM The inverter does not establish parallel connection with the grid Display message W003 Grid Fail Green LED FLASHING Yellow LED ON RedLED OFF The inverter does not establish parallel connection with the grid Display message E013 Wrong Mode Green LED FLASHING Yellow LED ON RedLED OFF Intervention of the magneto thermal differential switch downstream the inverter Display message W003 Grid Fail Green LED FLASHING Yellow LED ON Red LED OFF The inverter does not establish parallel connection with the grid Display message Waiting Sun Green LED FLASHING Yellow LED ON Red LED OFF AN Power one S Renewable Energy Solutions AURORA Photovoltaic Inverters POSSIBLE CAUSES The grid voltage exceeds the maximum value allowed for the grid connection Incorrect configuration of the input channels the operation mode selection switch of the input channels is set to PAR channels in parallel but the inputs of the inverter are not short circuite
52. py S8rSy p SS91Ppy S8rSHY LU YSLYSANI CU YALYSANI CU YA LYSANI 3 APP AN Power one S Renewable Energy Solutions D 7 APPENDIX APPENDIX D RETAINING CLIPS FOR MULTICONTACT WEIDMULLER QUICK FIT CONNECTORS For countries that require compliance with the UTE 15 712 1 directive is necessary to use additional retaining clips to assemble on the quick fit connectors in order to prevent accidental disconnection These retaining clips are not supplied in the accompanying assembly kit and they can be ordered directly from Power One quoting the following codes 3G830020000 for Multicontact quick fit connectors 3G830010000 for Weidmuller quick fit connectors Follow the procedure below for assembly the retaining clips on the quick fit connectors PROCEDURE FOR ASSEMBLING RETAINING CLIPS ON MULTICONTACT QUICK FIT CONNECTORS Insert the retaining clip as shown in the figure Fit the male connector into the female connector AN Power one NS Renewable Energy Solutions 4 APP AURORA Photovoltaic Inverters PROCEDURE FOR ASSEMBLING RETAINING CLIPS ON WEIDM LLER QUICK FIT CONNECTORS Insert the retaining clip as shown in the figure Fit the male connector into the female connector Note After assembly the retaining clip cannot be removed Once the male connector has been fitted to the female connector equipped with the clip they can only be disconnected using the specific tool illustrated in
53. s CH uty 3 way terminal board counterparts ALARM 2 pieces 8 way terminal board counterparts signals 2 pieces For PVI 8 0 10 0 12 5 TL OUTD S models 4 pieces for PVI 8 0 10 0 12 5 TL OUTD and PVI 8 0 10 0 12 5 TL OUTD FS models 6 pieces zk AN Power one AS Renewable Energy Solutions 5 EN ys INSTALLATION AND CONFIGURATION MANUAL C FOR AURORA PHOTOVOLTAIC INVERTERS 3 SELECTION OF INSTALLATION LOCATION The installation location of the AURORA inverter must be chosen taking in account the followings Choose a location sheltered from direct sunlight or other sources of heat installation of the unit in a location exposed to direct sunlight must be avoided as it may cause power limitation phenomena in the inverter with a resulting decreased energy production by the system premature damaging of the electrical electromechanical components premature damaging of the mechanical components gaskets and of the user interface display damaging of paint coating and other minor cosmetic flaws Choose a well ventilated place so as to allow good circulation of air around the unit avoid places where air cannot circulate freely around the unit Choose a place with enough space around the unit to permit easy installation and removal of the object from the mounting surfaces f more than one unit is installed avoid placing one unit above the other so as to prevent overheating of the unit installed
54. t current a c A peak and duration or RMS lt 40 Arms 100ms AC Connection Cage clamp terminal block Cable Gland M32 Cable 13 21mm Nominal Power Factor and adjustable range gt 0 995 adj 0 9 with Pack 5 kW gt 0 995 adj 0 9 with Pack 6 kW Inrush Current a c A peak and duration Negligible AC Current Distortion THD lt 3 5 at rated power with sine wave voltage OUTPUT PROTECTION 2 Live Neutral Live PE Ground fault protection AC DC leakage current according to local standard ENVIRONMENTAL PARAMETERS Cooling Natural cooling Ambient Temp Range C 25 60 output power derating above 50 C Opertaing Altitude m 2000 Acoustical Noise dBA lt 50 1mt Environmental IP Rating IP65 Relative Humidity 0 100 condensing Environmental pollution classification for external enviroment BOX Dimensions H x W x D 3 740 x 325 x 210 Overall Dimensions with flanges H x W x D 810 x 325 x 222 Weight kg lt 26 Protective Class Overvoltage Category in accordance with IEC 62109 1 Il DC Input Ill AC Output AN Power one S Renewable Energy Solutions 7 APP dk Ss APPENDIX MODEL PVI 8 0 TL OUTD PVI 10 0 TL OUTD PVI 12 5 TL OUTD INPUT PARAMETERS Nominal DC Power kW 8 25 10 3 12 8 Max Recommended DC Power kW 11 11 4 14 3 Operating Input Voltage Ra
55. the Serial Number S N and the week year of production WK YR in the relevant fields relative to each inverter for which SERVICE menu access is requested max 50 units This information is available both on the inverter display by accessing the INFO gt SERIAL NO menu and on the product label placed on the side of the inverter use the last six digits of the S N only Power One wind Curve vc H PVI 3 0 TL OUTD LIMON TMI P N 36962900000 III wo 9876543 III so 123456789 too III S N 1201 wk 0112 After submitting your request the passwords will be displayed in a pop up window and sent to the e mail address entered in the registration form Once the second level password has been obtained it is possible to access the SERVICE menu by following the procedure below Access the main menu and select SETTINGS gt SERVICE Enter the second level password obtained from the registration website the list of editable parameters is now shown on the display AN Power one NS Renewable Energy Solutions 29 EN bh INSTALLATION AND CONFIGURATION MANUAL i 74N FOR AURORA PHOTOVOLTAIC INVERTERS The following table reports a list of the parameters that can be configured DISPLAY PARAMETERS DESCRIPTION Enabling disabling the negative pole grounding mode to be enabled only if a negative grounding kit is installed on the inverter Amorph Mode Set U gt gt Setting t
56. the figure below DISCONNECTION TOOL FOR RETAINING CLIPS MULTICONTACT WEIDMULLER Note The disconnection tool for MC WM connectors can be obtained from any Power One products distributor AN Power one NS Renewable Energy Solutions 5 APP dk Ss APPENDIX APPENDIX E TECHNICAL DATA MODEL PVI 3 0 TL OUTD PVI 3 6 TL OUTD PVI 4 2 TL OUTD INPUT PARAMETERS Nominal DC Power kW 3 12 3 75 4 375 Max Recommended DC Power kW 3 5 4 15 4 82 Operating Input Voltage Range V 0 7xVstart 580 Full Power MPPT input voltage range symmetrical load V 160 530 120 530 140 530 Full Power MPPT input voltage range asymmetrical load V 200 530 2kW 112 530 1 12kW 190 530 3kW 90 530 0 75kW 190 530 3kW 90 530 1 38kW Absolute Max Input Voltage V 600 Activation voltage Vstart V 200 nominal adjustable within the range 120Vdc 350Vdc independently each input No of independent MPPT trackers 2 No of DC Inputs 2 1 each MPPT 3 2 for MPPT1 1 for MPPT2 Max DC Current each MPPT A 10 Absolute Max input short circuit current ISC A 12 5 4 2 positive 2 negative 6 3 positive 3 negative Weidm ller Multicontact 4mm male positive input female negative input Mating cable connector included Conductor cross section 4 6mm2 AWG12 10 Cable w insulator 5 5 9mm Multicontact 5 5 7 5mm Weidm ller Max inverter Backfeed Current to th
57. um voltage for the inverter to operate in MPPT The inverter turns itself off because of input undervoltage when the input voltage for each channel drops below 70 of the start up voltage for the channel With the inverter in Missing Grid status close the AC switch downstream the inverter so as to apply the grid voltage to the inverter the inverter performs the grid voltage check measures the photovoltaic field s insulation resistance against earth and carries out other self diagnosis checks During the checks before the parallel with the grid the green LED keeps flashing the others are off Note During the grid voltage check and measurement of the insulation resistance the values for the grid voltage and frequency and the insulation resistance measured by the inverter are shown on the display The inverter completes parallel connection with the grid SOLELY if the grid parameters meet the ranges provided for by the regulations in force and if the insulation resistance is greater than 1Mohm Ifthe preliminary checks for parallel connection to the grid are successful the inverter connects to the grid and begins to export power to the grid At this stage the display shows the inverter s parameters in cycles The green LED stays lit whereas the others are off Turning off the unit follow the operations described for commissioning in reverse order Opening the switch downstream the inverter will light up the yellow LED and dis
58. which is not earthed via the appropriate terminal is not covered by the warranty Warning Unauthorized removal of necessary protections improper installation or tampering with the unit for example the creation of additional holes changes not covered in the guide below cause the risk of serious personal injury and or property and entails the immediate loss of warranty Warning Aurora inverters cannot be powered by unlimited sources of current e g batteries Powering the device with this type of energy source can cause irreparable damage to the unit with consequent invalidity of the warranty conditions Warning Aurora inverters are supplied with an internal protection system able to detect any ground fault occurring on the DC side of the equipment or inside the inverter This protection system designed to disconnect the inverter in the event of an accidental indirect contact or a breach of the insulation is not capable of protecting the inverter from a dead short of one of the poles of the solar array when the equipment is connected to the AC grid such an event could damage the inverter and such damage is not covered by the warranty further this protection system is not capable of protecting the AC line to which the inverter is connected for which you are recommended to install an automatic circuit breaker which will cut out in the event of a leakage on that line The following table shows the characteristics of such a device that would b

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